Table 2.
Variable description in the multinomial treatment effect model.
| Variable | Description | Measurement |
|---|---|---|
| Household size (Z1) | The total number of people in a household | Number |
| Year (Z2) | Period data was taken | Dummy (0 = 2010; 1 = 2014) |
| Age (Z3) | Age of farmer in years | Years |
| Education (Z4) | Whether a farmer had had formal education or not | Dummy (0 = no; 1 = yes) |
| Gender (Z5) | Sex of the farmer | Dummy (0 = female; 1 = male) |
| Agricultural information (Z6) | Access to agricultural information which served as the instrumental variable for the model | Dummy (0 = yes; 0 = no) |
| Household asset (Z7) | The value of assets owned by the household | Value (GHS) |
| Productivity (Z8) | Yield of farmers | Kilogram per hectare (kg/ha) |
| Market (A1) | Farmer's linkage with market actors side farm gate | Dummy (1 = yes; 0 = no) |
| Financial service (A2) | Farmer's access to financial services | Dummy (1 = yes; 0 = no) |
| Policy support (A3) | Farmer's access to government's fertilizer subsidy and cocoa mass spraying programmes | Dummy (1 = yes; 0 = no) |
| Farmer Based Organisation (FBO) (A4) | Farmer's membership and interaction in an FBO | Dummy (1 = yes; 0 = no) |
| Non-Governmental Organisation (NGO) (A5) | Farmer's interaction with NGOs | Dummy (1 = yes; 0 = no) |
| Extension (A6) | Farmer's interaction with extension agents | Dummy (1 = yes; 0 = no) |
| AIS (N) | The intensity of farmers interaction with actors in the AIS. | Count (0 = none (lowest); 1 = one actor (lower); 2 = two actors (low); 3 (medium) = three actors; 4 = four actors (high); 5 = five actors (higher); 6 = all six actors (highest) |